ABB XT3S 250 3 pole Standard MCCB Fixed Thermal/Adjustable Magnetic Release In=125A Ii=1250A

ABB XT3S 250 3 pole Standard MCCB Fixed Thermal/Adjustable Magnetic Release In=125A Ii=1250A

ABB 1SDA068218R1 XT3S 250 TMD 125-1250 3p F F moulded case circuit breaker, a 125 A three-pole fixed MCCB with front terminals and thermomagnetic release for low-voltage circuit protection.

SKU: 1SDA068218R1Alt SKU: XT3S 250 TMD 125-1250 3p F FMPN: 1SDA068218R1
Price
List Price £626.27 ex VAT
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Manufacturer Lead Time Estimated Delivery 5 weeks
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Why Choose the ABB 1SDA068218R1 XT3S 250 MCCB?

The ABB 1SDA068218R1 is a reliable moulded case circuit breaker (MCCB) from the ABB Tmax XT range, designed to protect low-voltage electrical circuits in industrial and commercial installations. Identified as XT3S 250 TMD 125-1250 3p F F, this three-pole breaker provides robust overload and short-circuit protection in a compact fixed format.

This ABB Tmax XT3S circuit breaker is suitable for distribution boards, switchboards, machinery panels and control systems requiring dependable circuit protection. Its fixed three-pole construction, front terminals and thermomagnetic TMD release make it a practical choice for panel builders, electrical contractors and maintenance teams working with three-phase power systems.

With a rated current of 125 A and a short-circuit breaking capacity of up to 50 kA at 415 V AC, the 1SDA068218R1 delivers strong protection performance for demanding low-voltage applications. The TMD release provides thermal overload protection and magnetic short-circuit protection, helping maintain safe and reliable electrical operation.

Key Advantages

  • Genuine ABB Tmax XT3S moulded case circuit breaker.
  • 125 A rated current for industrial and commercial electrical protection.
  • Three-pole fixed MCCB design for three-phase circuit protection.
  • TMD thermomagnetic release for overload and short-circuit protection.
  • Front terminal connection for straightforward panel installation.
  • High breaking capacity for demanding low-voltage distribution systems.

Key Features

  • ABB Tmax XT3S 250 MCCB series.
  • 125 A rated current.
  • Three-pole configuration.
  • Fixed breaker version.
  • Front terminals for standard panel wiring.
  • Thermomagnetic TMD release.
  • Adjustable magnetic trip setting up to 1250 A.
  • Suitable for switchboards, distribution panels and machinery protection.

Reliable MCCB Protection for Low-Voltage Installations

Moulded case circuit breakers such as the ABB 1SDA068218R1 are used to protect electrical installations from overload and short-circuit faults. When abnormal current conditions occur, the breaker disconnects the circuit to help protect cables, switchgear, machinery and connected equipment.

The ABB Tmax XT range is widely used across industrial and commercial power distribution systems where compact design, dependable protection and proven performance are required. The XT3S 250 frame provides strong breaking capacity and practical installation features for modern low-voltage electrical panels.

Typical Applications

  • Industrial power distribution panels.
  • Commercial switchboards and distribution boards.
  • Motor control centres and machinery panels.
  • Building services electrical protection.
  • OEM control panel manufacturing.
  • Low-voltage three-phase circuit protection.

Technical Specifications

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Mounting Type Fixed
Application Power distribution
Current 125 A
Phase Three Phase
Poles 3-pole
Device Type MCCB
Breaking Capacity 50 kA
Trip Unit Thermal-magnetic
Manufacturer ABB
Series Tmax XT
Model XT3S 250 TMD 125-1250 3p F F
Product ID 1SDA068218R1
Product type Moulded case circuit breaker
Frame size XT3S 250
Rated current 125 A
Number of poles 3 pole
Release type TMD thermomagnetic
Magnetic trip setting 1250 A
Breaking capacity 50 kA at 415 V AC
Rated voltage up to 690 V AC
Rated frequency 50 / 60 Hz
Mounting type Fixed
Terminal type Front terminals
Protection rating IP20
Standard IEC 60947-2
HS Code 85362090
Country of Manufacture Italy

Frequently Asked Questions

What is the ABB 1SDA068218R1 used for?

The ABB 1SDA068218R1 is used to protect three-phase low-voltage electrical circuits against overloads and short circuits in industrial and commercial installations.

What type of circuit breaker is the 1SDA068218R1?

It is an ABB Tmax XT3S moulded case circuit breaker with a fixed three-pole design and front terminals.

What is the rated current of this MCCB?

The 1SDA068218R1 has a rated current of 125 A.

What release type does this breaker use?

This MCCB uses a TMD thermomagnetic release, providing thermal overload protection and magnetic short-circuit protection.

Where is this ABB MCCB typically installed?

It is typically installed in electrical panels, switchboards, distribution boards, machinery control panels and low-voltage power distribution systems.

Trusted by Electrical Engineers Worldwide

ABB Tmax XT moulded case circuit breakers are trusted by panel builders, contractors and maintenance engineers for dependable low-voltage circuit protection across industrial and commercial electrical installations.